Table of Contents
Advertisement
Gas Furnace – Var. Speed Blower –
Var. Speed Inducer – Two Stage Heat –
Direct Vent
Models:
* - First letter may be "A" or "T"
*UH2B060A9V3VA
*UH2B080A9V3VA
*UH2B080A9V4VA
*UH2C100A9V4VA
IMPORTANT — This document contains a wiring diagram and service information. This is customer property and is to
remain with this unit. Please return to service information pack upon completion of work.
WARNING
MODEL
TYPE
RATINGS 2
1st Stage Input BTUH
1st Stage Capacity BTUH (ICS) 3
2nd Stage Input BTUH
2nd Stage Capacity BTUH (ICS) 3
AFUE
Temp. rise (Min.-Max.) °F.
BLOWER DRIVE
Diameter - Width (In.)
No. Used
Speeds (No.)
CFM vs. in. w.g.
Motor HP
R. P .M.
Volts / Ph / Hz
COMBUSTION FAN - Type
Drive - No. Speeds
Motor HP - RPM
Volts / Ph / Hz
FLA
FILTER — Furnished?
Type Recommended
Hi Vel. (No.-Size-Thk.)
VENT — Size (in.)
HEAT EXCHANGER
Type -Fired
-Unfired
Gauge (Fired)
ORIFICES — Main
Nat. Gas. Qty. — Drill Size
L. P . Gas Qty. — Drill Size
GAS VALVE
PILOT SAFETY DEVICE
Type
BURNERS — Type
Number
POWER CONN. — V / Ph / Hz 4
Ampacity (In Amps)
Max. Overcurrent Protection (Amps)
PIPE CONN. SIZE (IN.)
DIMENSIONS
Crated (In.)
WEIGHT
Shipping (Lbs.) / Net (Lbs)
1 Central Furnace heating designs are certified to ANSI Z21.47 / CSA 2.3.
2 For U.S. applications, above input ratings (BTUH) are up to 2,000 feet, derate 4% per 1,000 feet for elevations above 2,000 feet above sea level.
For Canadian applications, above input ratings (BTUH) are up to 4,500 feet, derate 4% per 1,000 feet for elevations above 4,500 feet above sea level.
3 Based on U.S. government standard tests.
4 The above wiring specifications are in accordance with National Electrical Code; however, installations must comply with local codes.
NOTICE: The manufacturer has a policy of continuous product and product data improvement and reserves the right to change design and specifications without notice.
© 2011 Trane
All Rights Reserved
*UH2C100A9V5VA
*UH2D120A9V5VA
*DH2B060A9V3VA
*DH2B080A9V3VA
DISCONNECT POWER BEFORE SERVICING
*UH2B060A9V3VA
Upflow / Horizontal
39,000
37,830
60,000
58,200
97
35 - 65
DIRECT
10 x 8
1
Variable
See Fan Performance Table
1/2
Variable
115/1/60
Centrifugal
Direct - Variable
1/50 - 5000
33 - 110/3/60 - 180
1.0
Yes
High Velocity
1 - 17x25 - 1 in.
2 Round
Aluminized Steel - Type I
20
3 — 45
3 — 56
Redundant - Two Stage
Hot Surface Igniter
Multiport Inshot
3
115/1/60
11.1
15
1/2
H x W x D
41-3/4 x 19-1/2 x 30-1/2
158 / 146
*DH2B080A9V4VA
*DH2C100A9V4VA
*DH2D120A9V5VA
*UH2B080A9V3VA
Upflow / Horizontal
52,000
50.440
80,000
77,600
97
35 - 65
DIRECT
10 x 8
1
Variable
See Fan Performance Table
1/2
Variable
115/1/60
Centrifugal
Direct - Variable
1/50 - 5000
33 - 110/3/60 - 180
1.0
Yes
High Velocity
1 - 17x25 - 1 in.
2 Round
Aluminized Steel - Type I
20
4 — 45
4 — 56
Redundant - Two Stage
Hot Surface Igniter
Multiport Inshot
4
115/1/60
11.1
15
1/2
H x W x D
41-3/4 x 19-1/2 x 30-1/2
168 / 156
UH2-SF-1G
X3 4 3 0 7 0 P0 8
AVAILABLE IN FRENCH CANADIAN (FC)
1
*UH2B080A9V4VA
Upflow / Horizontal
52,000
50,440
80,000
77,600
97
35 - 65
DIRECT
11 x 8
1
Variable
See Fan Performance Table
3/4
Variable
115/1/60
Centrifugal
Direct - Variable
1/50 - 5000
33 - 110/3/60 - 180
1.0
Yes
High Velocity
1 - 17x25 - 1 in.
2 Round
Aluminized Steel - Type I
20
4 — 45
4 — 56
Redundant - Two Stage
Hot Surface Igniter
Multiport Inshot
4
115/1/60
13.5
20
1/2
H x W x D
41-3/4 x 19-1/2 x 30-1/2
170 / 158
*UH2C100A9V4VA
Upflow / Horizontal
65,000
62,855
100,000
96,700
97
35 - 65
DIRECT
10 x 10
1
Variable
See Fan Performance Table
3/4
Variable
115/1/60
Centrifugal
Direct - Variable
1/50 - 5000
33 - 110/3/60 - 180
1.0
Yes
High Velocity
1 - 20x25 - 1 in.
3 Round
Aluminized Steel - Type I
20
5 — 45
5 — 56
Redundant - Two Stage
Hot Surface Igniter
Multiport Inshot
5
115/1/60
13.5
20
1/2
H x W x D
41-3/4 x 23 x 30-1/2
197 / 185
Advertisement
Table of Contents
Troubleshooting
Related Manuals for Trane *UH2B060A9V3VA
Summary of Contents for Trane *UH2B060A9V3VA
-
Page 1: Direct Vent
4 The above wiring specifications are in accordance with National Electrical Code; however, installations must comply with local codes. NOTICE: The manufacturer has a policy of continuous product and product data improvement and reserves the right to change design and specifications without notice. © 2011 Trane All Rights Reserved... - Page 2 Service Facts PRODUCT SPECIFICATIONS MODEL *UH2C100A9V5VA *UH2D120A9V5VA *DH2B060A9V3VA Upflow / Horizontal TYPE Upflow / Horizontal Downflow / Horizontal RATINGS 2 65,000 1st Stage Input BTUH 78,000 39,000 1st Stage Capacity BTUH (ICS) 3 62,855 75,426 37,000 2nd Stage Input BTUH 100,000 120,000 60,000...
- Page 3 Service Facts PRODUCT SPECIFICATIONS MODEL *DH2B080A9V3VA *DH2B080A9V4VA *DH2C100A9V4VA *DH2D120A9V5VA TYPE Downflow / Horizontal Downflow / Horizontal Downflow / Horizontal Downflow / Horizontal RATINGS 2 1st Stage Input BTUH 52,000 52,000 65,000 78,000 1st Stage Capacity BTUH (ICS) 3 49,400 49,500 61,750 74,000 2nd Stage Input BTUH...
-
Page 4: Safety Section
Service Facts SAFETY SECTION ▲ ▲ WARNING WARNING CARBON MONOXIDE POISONING HAZARD FIRE OR EXPLOSION HAZARD FAILURE TO FOLLOW THE SAFETY WARNINGS EXACTLY Failure to follow the steps outlined below for each COULD RESULT IN SERIOUS INJURY, DEATH OR PROP- appliance connected to the venting system being ERTY DAMAGE. -
Page 5: Sequence Of Operation
Service Facts ▲ CAUTION The following warning complies with State of California law, Proposition 65. ▲ WARNING Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous This product contains fiberglass wool insulation! operation. Verify proper operation after servicing. Fiberglass dust and ceramic fibers are believed by the State of California to cause cancer through inhalation. - Page 6 Service Facts 2nd Stage satisfied, 1st Stage still called: Table 1 and Figure 1 explain the delay-off settings: W2 Comfort Control contacts open signaling that 2nd Stage Table 1 Heating requirements are satisfied. The induced draft blower is reduced to low speed allowing the COOLING OFF - DELAY OPTIONS 2nd Stage Pressure Switch contacts to open and the Gas NOMINAL...
- Page 7 PERIODIC SERVICING REQUIREMENTS Service Facts ▲ ▲ WARNING CAUTION ELECTRIC SHOCK HAZARD Do NOT touch igniter. It is extremely hot. DISCONNECT POWER TO THE UNIT BEFORE REMOVING IGNITER – This unit has a hot surface direct ignition THE BLOWER DOOR. ALLOW A MINIMUM OF 15 SECONDS device that automatically lights the burners.
- Page 8 Service Facts *UH2 WIRING DIAGRAM From drawing D344303 X343070P08...
- Page 9 Service Facts *UH2 SCHEMATIC DIAGRAM2 From drawing D344303 X343070P08...
- Page 10 Service Facts *DH2 WIRING DIAGRAM From drawing D344304 X343070P08...
- Page 11 Service Facts *DH2 SCHEMATIC DIAGRAM From drawing D344304 X343070P08...
- Page 12 Service Facts uick heck otor ECM -2 QUICK CHECK lower otor These service procedures will work on ECM-2 motors and their motor control board and their 16 Wire Low Voltage Control Cable. 1. J 24 V A.C. "R" T "G" umper erminal to terminal on the...
- Page 13 Service Facts uick heck otor 3. U nplug wire low voltage harness fr om the motor 24 V A.C. umper olts to motor low voltage plug pins and pins which are common oes motor run NO: Go to step #4. YES: Fault is in the 16 wire low voltage 24 VOLT A.C.
- Page 14 Service Facts Trouble Shooting Kit TROUBLESHOOTING ECM-2™ MOTOR WITH TROUBLESHOOTING CIRCUIT BOARD AND 4 WIRE TEST CABLE ECM-2™ TROUBLESHOOTER KIT Order Pub. No. 34-3403-01 Purpose: Verify proper signals are being received by the motor control board and are being sent to the ECM-2™ Motor by the 16 wire low voltage motor harness. 1.
- Page 15 Service Facts Trouble Shooting Kit Dip Switch Operation 10. In order, turn on dip-switches 1 through 8, one at a time. 11. Verify that the corresponding L.E.D. on the trouble shooter is being turned on: Dip switch 1 on, L.E.D. DS- 1 is on.
- Page 16 Service Facts *UH2B060A9V3V FURNACE HEATING AIRFLOW (CFM) AND POWER (WATTS) VS. EXTERNAL STATIC PRESSURE WITH FILTER 1st Stage Capacity = 37,830 2nd Stage Capacity = 58,200 DIP SWITCH SETTING EXTERNAL STATIC PRESSURE AIRFLOW SETTING SW 7 SW 8 TEMP. RISE WATTS MEDIUM LOW TEMP.
- Page 17 Service Facts *UH2B080A9V3V FURNACE HEATING AIRFLOW (CFM) AND POWER (WATTS) VS. EXTERNAL STATIC PRESSURE WITH FILTER 1st Stage Capacity = 50,440 2nd Stage Capacity = 77,600 DIP SWITCH SETTING EXTERNAL STATIC PRESSURE AIRFLOW SETTING SW 7 SW 8 TEMP. RISE WATTS MEDIUM LOW TEMP.
- Page 18 Service Facts *UH2B080A9V4V FURNACE HEATING AIRFLOW (CFM) AND POWER (WATTS) VS. EXTERNAL STATIC PRESSURE WITH FILTER 1st Stage Capacity = 50,440 2nd Stage Capacity = 77,600 DIP SWITCH SETTING EXTERNAL STATIC PRESSURE AIRFLOW SETTING SW 7 SW 8 TEMP. RISE WATTS MEDIUM LOW TEMP.
- Page 19 Service Facts *UH2C100A9V4V FURNACE HEATING AIRFLOW (CFM) AND POWER (WATTS) VS. EXTERNAL STATIC PRESSURE WITH FILTER 1st Stage Capacity = 62,855 2nd Stage Capacity = 96,700 DIP SWITCH SETTING EXTERNAL STATIC PRESSURE AIRFLOW SETTING SW 7 SW 8 TEMP. RISE WATTS 1006 1022...
- Page 20 Service Facts *UH2C100A9V5V FURNACE HEATING AIRFLOW (CFM) AND POWER (WATTS) VS. EXTERNAL STATIC PRESSURE WITH FILTER 1st Stage Capacity = 62,855 2nd Stage Capacity = 96,700 DIP SWITCH SETTING EXTERNAL STATIC PRESSURE AIRFLOW SETTING SW 7 SW 8 TEMP. RISE WATTS 1006 1022...
- Page 21 Service Facts *UH2D120A9V5V FURNACE HEATING AIRFLOW (CFM) AND POWER (WATTS) VS. EXTERNAL STATIC PRESSURE WITH FILTER 1st Stage Capacity = 75,426 2nd Stage Capacity = 116,040 DIP SWITCH SETTING EXTERNAL STATIC PRESSURE AIRFLOW SETTING SW 7 SW 8 1090 1120 1080 1070 1010...
- Page 22 Service Facts *DH2B060A9V3V FURNACE HEATING AIRFLOW (CFM) AND POWER (WATTS) VS. EXTERNAL STATIC PRESSURE WITH FILTER 1st STAGE CAPACITY = 37,000 2nd STAGE CAPACITY = 57,000 DIP SWITCH SETTING EXTERNAL STATIC PRESSURE AIRFLOW SETTING SW 7 SW 8 TEMP. RISE WATTS MEDIUM LOW TEMP.
- Page 23 Service Facts *DH2B080A9V3V FURNACE HEATING AIRFLOW (CFM) AND POWER (WATTS) VS. EXTERNAL STATIC PRESSURE WITH FILTER 1st STAGE CAPACITY = 49,400 2nd STAGE CAPACITY = 76,000 DIP SWITCH SETTING EXTERNAL STATIC PRESSURE AIRFLOW SETTING SW 7 SW 8 TEMP. RISE WATTS MEDIUM LOW TEMP.
- Page 24 Service Facts *DH2B080A9V4V FURNACE HEATING AIRFLOW (CFM) AND POWER (WATTS) VS. EXTERNAL STATIC PRESSURE WITH FILTER 1st STAGE CAPACITY = 49,400 2nd STAGE CAPACITY = 76,000 DIP SWITCH SETTING EXTERNAL STATIC PRESSURE AIRFLOW SETTING SW 7 SW 8 TEMP. RISE WATTS MEDIUM LOW TEMP.
- Page 25 Service Facts *DH2C100A9V4V - FURNACE HEATING AIRFLOW (CFM) AND POWER (WATTS) VS. EXTERNAL STATIC PRESSURE WITH FILTER 1st STAGE CAPACITY = 61,750 2nd STAGE CAPACITY = 95,000 DIP SWITCH SETTING EXTERNAL STATIC PRESSURE AIRFLOW SETTING SW 7 SW 8 TEMP. RISE WATTS 1020 1047...
- Page 26 Service Facts *DH2D120A9V5V - FURNACE HEATING AIRFLOW (CFM) AND POWER (WATTS) VS. EXTERNAL STATIC PRESSURE WITH FILTER 1st STAGE CAPACITY = 74,000 2nd STAGE CAPACITY = 114,000 DIP SWITCH SETTING EXTERNAL STATIC PRESSURE AIRFLOW SETTING SW 8 SW 7 1025 1025 1000 1000...
- Page 27 IFC Error Flash Codes Service Facts CFM VS. TEMPERATURE RISE Cubic Feet Per Minute (CFM) MODEL 800 900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300 2400 *UH/DH2B060A9V3VA *UH/DH2B080A9V3VA *UH/DH2B080A9V4VA *UH/DH2C100A9V4VA *UH2C100A9V5VA *UH/DH2D120A9V5VA * - First letter may be "A" or "T" INTEGRATED FURNACE CONTROL LED FLASH CODES RED LED - LitePort DATA - 1 FLASH EVERY 20 SECONDS...
- Page 28 Service Facts HUMIDISTAT HOOKUP If an optional humidistat is to be connected between “R” The factory installed jumper between and “BK”, the factory installed jumper between “R” and “BK” “R” and “BK” on the circuit board on the circuit board must be cut. If an optional Humidistat is must be cut if an optional Humidistat used, the jumper must also be cut when applying an airflow is installed.
- Page 29 Service Facts Troubleshooting Flowchart Index 30) IFC Component Layout 31) LED Flash Codes 32) Getting started 33) 2 Flash Troubleshooting Retry and Recycle Lockout 35) 3 Flash Troubleshooting Pressure Switch Fault 36) 4 Flash Troubleshooting High Limit and Auxiliary Limit 37) 4 Flash Troubleshooting Roll Out Switch 38) 5 Flash Troubleshooting Flame Sensed Fault 39) 6 Flash Troubleshooting Polarity Revered...
- Page 30 Service Facts Integrated Furnace Control (IFC) Component Layout CNT05160 1 - BK/6 2 - RD/6 3 - WH/6 4 - N/A HUM-N CIR-N LINE-IN EAC-N 1 2 3 4 Line Voltage CIR-H XFMR-N Connections XFMR-H Fault LED (Red) LINE-H W1/W2 Staging EAC-H Delay HUM-H...
- Page 31 Service Facts Fault LED Flash Codes Definitions INTEGRATED FURNACE CONTROL LED FLASH CODES RED LED - LitePort DATA - 1 FLASH EVERY 20 SECONDS 2 Flashes --- RETRIES OR RECYCLES EXCEEDED 3 Flashes --- INDUCER OR PRESSURE SWITCH ERROR 4 Flashes --- OPEN LIMIT OR ROLLOUT SWITCH 5 Flashes --- FLAME SENSED WHEN NO FLAME SHOULD BE PRESENT...
- Page 32 Service Facts GETTING STARTED Is high voltage Repair high voltage power supplied connection to unit. to the unit? Close and hold door switch Is 24VAC low voltage Are connections and present from transformer wiring in working Replace IFC Is the IFC LED flashing? and fuse good condition? Repair low voltage...
- Page 33 Service Facts DEFINITION 2 Flash Fault LED RETRY Lock Out = 3 unsuccessful tries for ignition within a single call for heat Flame has never been sensed Disconnect electrical power to furnace. RECYCLE Lock Out = 10 recycles within a Connect manometer single call for heat.
- Page 34 Service Facts Correct positioning of ignitor sensor. NOTE the slight over lap of the ignitor and the burner Igniter slightly overlapping OD of burner X343070P08...
- Page 35 Service Facts DEFINITION An error has occurred with the PS1 or PS2. Note #1 The error will be reported, indicating that the pressure switch 3 Flash Fault LED 24 volts = Open Switch is either opened or closed, contrary to normal operating 0 volts = Closed Switch sequence.
- Page 36 Service Facts DEFINITION See next page for Limit switches are safety 4 Flash Fault LED additional 4 flash devices that will open faults when an abnormal high temperature has been sensed. Disconnect REMOVE ALL JUMPER electrical power to WIRING TO SWITCHES! furnace Under no circumstances, shall these switches be...
- Page 37 Service Facts DEFINITION: 4 Flash Fault LED Limit switches are safety devices that will open when an abnormal high temperature has been sensed. REMOVE ALL JUMPER WIRING TO SWITCHES! Is a Manual Reset, Flame Rollout Under no circumstances, shall these switches be left Switch open? jumpered when not troubleshooting.
- Page 38 Service Facts DEFINITION: 5 Flash Fault LED Flame is sensed when it should not be sensed. Disconnect electrical power to furnace Turn off gas supply! Remove gas valve Are there signs of moisture or debris in the inlet gas screen? Inspect gas supply for leaks and have gas supplier check...
- Page 39 Service Facts DEFINITION: 6 Flash Fault LED Polarity Fault – Incoming high voltage wiring is reversed Disconnect incoming electrical power to furnace Reverse 120 vac power leads to furnace wiring Reconnect power Check operation X343070P08...
- Page 40 Service Facts 7 Flash Fault LED DEFINITION: External Gas Valve Circuit Error (24 volts is present when it should not be present) Turn Comfort Control to “OFF” position Is 24 VAC nominal voltage present between Red lead at gas Correct wiring valve connection to chassis Check operation ground?
- Page 41 Service Facts X343070P08...
- Page 42 Service Facts Definition: 9 Flash Fault LED This error is normally caused by improper installation or application of the furnace venting system. Disconnect electrical power from the furnace and remove 1 wire from the limit switch. Is continuity Inducer limit switch is measured across open.
- Page 43 Service Facts VS No Air Flow / Incorrect Air Flow Does the CFM light flash Check for dirty air filter, duct Is the fan wheel Does system have rate match programmed work damage or restrictions running? proper air flow? air flow? around the air handler coil and repair as needed.
- Page 44 Trane 6200 Troup Highway Tyler, TX 75707 For more information contact The manufacturer has a policy of continuous product and product data improvement and reserves the right to your local dealer change design and specifications without notice.
Need help?
Do you have a question about the *UH2B060A9V3VA and is the answer not in the manual?
Questions and answers
where is the PS1 or PS2 located